<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        *{
            margin: 0;
            padding: 0;
        }
        #box{
            width: 1500px;
            height: 60px;
            background-color: #2e2e2e;
            margin: 0 auto;
            /* position: relative; */
            font-size: 0;
        }
        #box>div{
            display: inline-block;
            vertical-align: top;
            width: 120px;
            height: 60px;
            /* background-color: #f6a6a6; */
            color: #fff;
            border-right: 1px   solid #d6d6d6;
            text-align: center;
            line-height: 60px;
            font-size: 16px;
            cursor: pointer;
            /* margin-right:10px ; */
        }
        #box>div:nth-child(1){
            margin-left: 300px;
            /* background-color: #f6a6a6;  */
        }
        #box>div:nth-child(8){
            border: none;
        }
        </style>
</head>
<body>
    <div id="box">
        <div>什么东西</div>
        <div>什么东西</div>
        <div>什么东西</div>
        <div>什么东西</div>
        <div>什么东西</div>
        <div>什么东西</div>
        <div>什么东西</div>
        <div>什么东西</div>
    </div>
</body>
</html>